various minor corrections.

Author: darrelmiller

versions/3.0.md

@@ -181,7 +181,7 @@ It combines what previously was the Resource Listing and API Declaration (versio
 
 Field Name | Type | Description
 ---|:---:|---
-<a name="oasVersion"></a>openapi | [OpenAPI Version String](#oasVersion) | **Required.** Specifies the OpenAPI Specification version being used. It can be used by tooling Specifications and clients to interpret the version. The structure SHALL be `major`.`minor`.`patch`, where `patch` versions MUST be compatible with the existing `major`.`minor` tooling. Typically patch versions will be introduced to address errors in the documentation, and tooling SHOULD typically be compatible with the corresponding `major`.`minor` (3.0.*). Patch versions will correspond to patches of this document.
+<a name="oasVersion"></a>openapi | `string` | **Required.** Specifies the OpenAPI Specification version being used. It can be used by tooling Specifications and clients to interpret the version. The structure SHALL be `major`.`minor`.`patch`, where `patch` versions MUST be compatible with the existing `major`.`minor` tooling. Typically patch versions will be introduced to address errors in the documentation, and tooling SHOULD typically be compatible with the corresponding `major`.`minor` (3.0.*). Patch versions will correspond to patches of this document.
 <a name="oasInfo"></a>info | [Info Object](#infoObject) | **Required.** Provides metadata about the API. The metadata can be used by the clients if needed.
 <a name="oasServers"></a>servers | [[Server Object](#serverObject)] | An optional array of Server Objects which provide connectivity information to a target server.
 <a name="oasPaths"></a>paths | [Paths Object](#pathsObject) | **Required.** The available paths and operations for the API.
@@ -192,7 +192,7 @@ Field Name | Type | Description
 
 This object can be extended with [Specification Extensions](#specificationExtensions). 
 
-#### <a name="oasVersion"></a>OpenAPI Version String
+#### <a name="oasVersionString"></a>OpenAPI Version String
 
 The version string signifies the version of the OpenAPI Specification that the document complies to.  The format for this string MUST be `major`.`minor`.`patch`.  The `patch` MAY be suffixed by a hyphen and extra alphanumeric characters.
 
@@ -384,7 +384,7 @@ An object representing a Server Variable for server URL template substituion.
 
 Field Name | Type | Description
 ---|:---:|---
-<a name="serverVariableEnum"></a>enum | [ `primitive` ] | An enumeration of primitive type values to be used if the substitution options are from a limited set.
+<a name="serverVariableEnum"></a>enum | [`primitive`] | An enumeration of primitive type values to be used if the substitution options are from a limited set.
 <a name="serverVariableDefault"></a>default | `primitive` |  **Required.** The default value to use for substitution if an alternate value is not specified, and will be sent if an alternative value is _not_ supplied. Unlike the [Schema Object's](#schemaObject) `default`, this value MUST be provided by the consumer.
 <a name="serverVariableDescription"></a>description | `string` | An optional description for the server variable.
 
@@ -410,6 +410,8 @@ Field Pattern | Type | Description
 <a name="componentsLinks"></a> links | Map[`string`, [Link Object](#linkObject)] | An object to hold reusable [Link Objects](#linkObject).
 <a name="componentsCallbacks"></a> callbacks | Map[`string`, [Callback Object](#callbackObject)] | An object to hold reusable [Callback Objects](#callbackObject).
 
+This object can be extended with [Specification Extensions](#specificationExtensions). 
+
 All the fixed fields declared above are objects that MUST use keys that match the regular expression: `[a-zA-Z0-9.\-_]+`.
 
 Field Name Examples:
@@ -1076,20 +1078,23 @@ A free-form query parameter, allowing undefined parameters of a specific type:
 {
   "in": "query",
   "name": "freeForm",
-  "type": "object",
-  "additionalProperties": {
-    "type": "integer"
-  },
+  "schema": {
+    "type": "object",
+    "additionalProperties": {
+      "type": "integer"
+    },
+  }
   "style": "form"
 }
 ```
 
 ```yaml
 in: query
 name: freeForm
-type: object
-additionalProperties:
-  type: integer
+schema:
+  type: object
+  additionalProperties:
+    type: integer
 style: form
 ```